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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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Jimmyhighroller Jimmyhighroller
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3 months ago
Use the following to answer the questions below:

A group of researchers investigated the effect of media usage (whether or not subjects watch television or use the Internet) in the bedroom on "Tiredness" during the day (measured on a 50 point scale).


To collect these data, the researchers randomly selected homes to visit and interviewed the adult member of the household whose birthday was nearest. Is this an experiment or an observational study?

▸ Experiment

▸ Observational study
Textbook 
Statistics: Unlocking the Power of Data

Statistics: Unlocking the Power of Data


Edition: 3rd
Authors:
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jwmarojwmaro
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3 months ago
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Jimmyhighroller Author
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3 months ago
this is exactly what I needed
momochiime
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
ediblefruitz
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2 hours ago
Thanks
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